A resource for reliable information about significant people, places, events, and things in Minnesota history.
Soybean aphid on a soybean leaf with pointy trichomes, 2009. Photographed by Claudio Gratton, University of Wisconsin.
A corn root worm inside the tassel of a corn plant. U.S. Department of Agriculture, 2003.
Diagram of a grasshopper hatching. Published in University of Minnesota Extension Bulletin 194, revised June 1940.
Highway trucks delivering grasshopper poison to farmers, 1938.
WPA crew mixes grasshopper bait for distribution to farmers, State Highway Maintenance Shops at Hopkins, 1937.
WPA workers with grasshopper bait for distribution to farmers, 1937.
Rachel Carson, biologist, conservationist, and writer, ca. 1930s.
Grasshoppers waiting for the temperature to rise before moving into a corn field in Marshall, Minnesota, ca. 1930s.
Portion of a wall of a poorly kept flour mill with accumulations of flour webbed by a flour moth. U.S. Department of Agriculture, 1913.
Otto Lugger, University of Minnesota professor, author, and State Entomologist, ca. 1895.
Made possible by the Arts and Cultural Heritage Fund through the vote of Minnesotans on November 4, 2008. Administered by the Minnesota Historical Society.
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